US2858408A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Refrigerated freezer cabinets having heated door frames and doors therefor
Assignee: Individual
•
Filing: 1957-10-25
•
Granted: 1958-10-28
•
Expires: 1977-10-25
Abstract
No abstract record available.
Inventors
- 👤 Louis F Barroero
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:31
CPC Classifications
F; F25; F25D; F25D23/00; F25D23/02; F25D23/021
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2731804A
Cited
US1561290A
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US1894205A
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US2400168A
Cited
US2460469A
Cited
US2515294A
Cited
US2690585A
Cited
US2701395A
Cited
US2811406A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-10-27 | 1962-04-28 | 1962-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-27 | 1966-04-28 | 1966-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-27 | 1970-04-28 | 1970-10-28 | $7700.00 | Window Closed / Lapsed |